A lot of things are happening now that happened before. That doesn't mean things don't improve. Increased efficiency is the issue now. In 2017, maybe some simple algorithms, or a person, was intervening to drive ads, now AI is a big step change in better targeting.

That was one of the points in the book. in 2017 or before, a surveillance state was limited by the number of people it takes to do the actual surveillance . Now AI increases the efficiency.